Flexible bathtub waste pipe assembly



FIG. 1 is a perspective view of the flexible bathtub waste pipe assembly showing the new design;

FIG. 2 is a front elevation view thereof, the rear elevation view being a mirror image of the front elevation view; and,

FIG. 3 is another front elevation view thereof wherein a flexible vertical pipe is shown in a second position of use.

The broken lines in the figures show environment and is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a flexible bathtub waste pipe assembly, as shown and described. 